Being a new user on this forum, I am unable to upload files. I have been using the Lefse tool on huttenhowerDOTsphDOTharvardDOTedu/galaxy platform. I was able to process all my files using this tool but at the species level abundance, when I used my input file (.txt extension; format: tabular) , [A) Format Data for LEfSe] worked perfectly but [B)LDA effect size (LefSe)] when run with default parameters gave me the following error:

It’s a bit hard to debug the error without input files. Could you share them through email? Feel free to subset/mask sensitive fields as long as it produces the same error. You can reach me at siyuanma@g.harvard.edu.